Home / 4,115,007.96-5,678,756.40-2,279,494.36

Finding the Fourth Proportional to 4,115,007.96, 5,678,756.40 and 2,279,494.36

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Solution

The fourth proportional to 4,115,007.96, 5,678,756.40 and 2,279,494.36 is: 3,145,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,007.96 : 5,678,756.40 = 2,279,494.36 : x
  2. Step 2: Convert to fraction form
    4,115,007.96/5,678,756.40 = 2,279,494.36/x
  3. Step 3: Cross multiply
    4,115,007.96x = 5,678,756.40 × 2,279,494.36
  4. Step 4: Simplify right side
    4,115,007.96x = 12,944,693,185,613.90
  5. Step 5: Solve for x
    x = 12,944,693,185,613.90/4,115,007.96
  6. Step 6: Final answer
    x = 3,145,727.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.